Dr. Semkiw is a Board Certified physician, scoring in the 99th percentile, who practices San Francisco. Previously, he worked as Medical Director for Unocal 76, a Fortune 500 oil company. He is also trained in psychiatry. Walter started researching reincarnation in 1995 and is the author of Return of the Revolutionaries: The Case for Reincarnation and Soul Groups Reunited. Neurosurgeon Norm Shealy wrote "For the survival of humanity, this is the most important book written in 2000 years." Walter is the author of Born Again, which is available in print internationally, and Origin of the Soul and the Purpose of Reincarnation, which addresses the big picture of why we reincarnate and the… nature of the spiritual world. Walter has been featured on CNN and in Newsweek. He has been a speaker at the first four World Congresses for Regression Therapy, held in the Netherlands, India, Brazil and Turkey. He has also presented at the Society for Scientific Exploration, which was cofounded by Ian Stevenson, MD.